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Case File

CVE-2018-15503

HIGH · CVSS 7.5 EPSS 2.27% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-08-18 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
GitHub PoC Links
github.com ↗ github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-15503
Severity
HIGH
CVSS
7.5
EPSS
2.27%

Original NVD Description

The unpack implementation in Swoole version 4.0.4 lacks correct size checks in the deserialization process. An attacker can craft a serialized object to exploit this vulnerability and cause a SEGV.